/cpu_mainbus.c/1.1/Sun Feb  1 05:09:49 2004//TOPENBSD_5_8_BASE
/mainbus.c/1.7/Thu May 30 16:15:01 2013//TOPENBSD_5_8_BASE
/mainbus.h/1.2/Thu Sep 22 17:45:59 2011//TOPENBSD_5_8_BASE
D
